linux-kernel - Re: [PATCH] i2c: Single-wire Serial Bus Interface for Qualcomm MSM chipsets

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Message-ID: <4C60B8BB.2050209@codeaurora.org>
Date:	Mon, 09 Aug 2010 20:26:03 -0600
From:	Kenneth Heitke <kheitke@...eaurora.org>
To:	Pavel Machek <pavel@....cz>
CC:	khali@...ux-fr.org, ben-linux@...ff.org,
	linux-arm-msm@...r.kernel.org, sdharia@...eaurora.org,
	Crane Cai <crane.cai@....com>,
	Samuel Ortiz <sameo@...ux.intel.com>,
	Linus Walleij <linus.walleij@...ricsson.com>,
	Ralf Baechle <ralf@...ux-mips.org>,
	srinidhi kasagar <srinidhi.kasagar@...ricsson.com>,
	linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] i2c: Single-wire Serial Bus Interface for Qualcomm MSM
 chipsets

Pavel Machek wrote:
> Hi!
> 
>> This bus driver supports the Single-wire Serial Bus Interface (SSBI)
>> controller in the Qualcomm MSM SOCs.  SSBI is not an I2C but is
>> functionally related enough such that it is able to leaverage the I2C
>> framework.
>>
>> Unlike I2C, SSBI is a point-to-point connection, and therefore there is no
>> need to specify a slave device address. The SSBI implementation
>> overrides the slave device address to be a device register address
> 
> Then perhaps it should not go to drivers/i2c? 
> 

I'd like to make use of the i2c framework rather than implement 
something else.  Are you suggesting that the driver reside elsewhere 
(i.e. mach-msm) or that the driver not use the i2c framework?

thanks.

-- 
Sent by an employee of the Qualcomm Innovation Center, Inc.
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum.
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